All the VT machines we used were designed and built by several manuafacturers, Ampex initially being the best known. Each machine had its own sales brochure extolling it's various features and, of course, each company had its salesmen. I actually have a mate who, many, many years ago, used to sell RCA TR4s and 22s for a living......... (CB).Amongst many fascinating documents passed on to us from the late Don Kershaw's collection were a selection of machine brochures - see the menu below.

As usual click on the image for an enlargement and, on the double & triple faced pages, click on the left, centre or right to enlarge the appropriate area.